123920880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2621}}^1$

素因数の和:2834

約数の個数: 80

約数和(自身を含む): 386252064

約数和(自身を除く): 262331184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2621, 2955, 3152, 3940, 4728, 5242, 5910, 7863, 7880, 9456, 10484, 11820, 13105, 15726, 15760, 20968, 23640, 26210, 31452, 39315, 41936, 47280, 52420, 62904, 78630, 104840, 125808, 157260, 209680, 314520, 516337, 629040, 1032674, 1549011, 2065348, 2581685, 3098022, 4130696, 5163370, 6196044, 7745055, 8261392, 10326740, 12392088, 15490110, 20653480, 24784176, 30980220, 41306960, 61960440, 123920880]

約数ペア:

[(1, 123920880), (2, 61960440), (3, 41306960), (4, 30980220), (5, 24784176), (6, 20653480), (8, 15490110), (10, 12392088), (12, 10326740), (15, 8261392), (16, 7745055), (20, 6196044), (24, 5163370), (30, 4130696), (40, 3098022), (48, 2581685), (60, 2065348), (80, 1549011), (120, 1032674), (197, 629040), (240, 516337), (394, 314520), (591, 209680), (788, 157260), (985, 125808), (1182, 104840), (1576, 78630), (1970, 62904), (2364, 52420), (2621, 47280), (2955, 41936), (3152, 39315), (3940, 31452), (4728, 26210), (5242, 23640), (5910, 20968), (7863, 15760), (7880, 15726), (9456, 13105), (10484, 11820)]